LG -E510 Service Manual page 166

Audio SUB SYSTEM
C507 470n C2
IN1-
HPH_R
C508 470n C1
IN1+
HPH_L
C509 39n D2
R525 10
IN2-
LINE_OP C510 39n D1
R526 10
IN2+
LINE_ON
D3
R509 10
RCV_P C511 1u IN3-
R510 10 C3
RCV_N C514 1u IN3+
AUDIO_I2C_SCL
AUDIO_I2C_SDA
LGE Internal Use Only
VBAT
C503 1n
C506 1n
C5 FB500 600
OUT+ SPK_RCV+
D5 FB501 600
OUT-
SPK_RCV- MIC_1P
C224 0.1u
MIC_1N
A2
IC500 HPL
EAR_L
A1
HPR
WM9093ECS-R EAR_R
EUSY0403901
B5
CPVDD C512 C513
A3
CPVSS 0.1u 0.1u
A4
CP
A5
CN
C515 2.2u
C516 C517
2.2u 2.2u
C523 C525
C524
2.2u 2.2u 0.1u
VREG_MSME_1.8V
USIM
VREG_USIM_2.85V
R524
DNI
S
SIM_PWR_EN
G
Q502
D
J501
1 4
VCC GND
2 5
SIM_RST
RST VPP
3 6
SIM_CLK CLK I_O
7 8
GND1 GND2
C531 C532
100n 22p
GND
AUDIO
VREG_HS_MIC_1.8V
MIC
MIC_BIAS
O
4
G2
3
G1
2
P
1 FM_ANT
MIC500 EAR_R R508 15
C528 EARJACK_SENSE
R511 15
EAR_L
HS_MIC
10u
R512
HOOK_ADC
GND 100K
C519
47p
MMC_DATA[2] R530 51
MMC_DATA[3] R531 51
R532 51
MMC_CMD
SIM_IO
R533
MMC_CLK
R534 51
MMC_DATA[0]
R535 51
MMC_DATA[1]
VA513 VA514 VA515 VA516 VA517
- 166 -
3.5pi Ear Jack Connector
VREG_MSMP_2.6V
U500
1 4
VOUT VDD
2 3
GND CE
C504 C539
C505 C540
1u
33p 2.2u
10u
C538 0.1u
M6-GND
FB502 1800 6
M1-R
1
M4-DETECT
4D
FB503 1800
M4-L
4
FB504 1800
M5-MIC
5
J500
C520
47p
EAR_SENSE STATE
LOW(DEFAULT) UNMATING
HIGH MATING
Micro SD
VREG_MMC_3.0V
MMC_DETECT
HIGH
VREG_MSMP_2.6V
LOW ( DETECT )
CN100
SW1
13
nMICROSD_DET
11
9
1
2
3
4
51 5
6
7
8
10
12
14
SW2
VA501 VA502 VA503 VA504 VA506 VA507 C534
2.2u
7. CIRCUIT DIAGRAM
SWITCH
OPEN
CLOSE
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes